Mechanical Turk suffers from coordinated fraud by people who want to be paid for doing a task without actually doing it [1]. The company I work for had to spend

Mechanical Turk suffers from coordinated fraud by people who want to be paid for doing a task without actually doing it [1]. The company I work for had to spend more engineering effort on building an internal reviewing-the-reviewers system to make it useful than we spent on the original Mechanical Turk integration. I'm not surprised that Amazon would avoid Mechanical Turk for higher consequence applications. [1] e.g. https://timryan.web.unc.edu/2020/12/22/fraudulent-responses-on-amazon-mechanical-turk-a-fresh-cautionary-tale/ https://timryan.web.unc.edu/2020/12/22/fraudulent-responses-...